Pirovaskaya. O GREAT IDEAS TODAY 1964 - 1 - Encyclopaedia Britanicca (india) Pvt. Ltd. 1964/01/01 - 580 ISBN: 0 Source: Gift Krishnan Asan. A. D Subjects--Uniform Titles: general encyclopedic works Subjects--Topical Terms: Generalities Dewey Class. No.: 030